[asterisk-users] Customer complains of noise on line I cannot reproduce.
Fons van der Beek
fons.vanderbeek at 84-it.com
Sat Mar 8 18:48:54 CST 2008
what clock?
rxclock
crystalclock
I currently use
"card=1,0x4"
Grygoriy Dobrovolskyy schreef:
> Well i have installed asterisk on spare system to replace old one,
> with new tyan motherboard, surprise came when i installed digium
> fxs/fxo and b410 p, system unstable, random bips on start, misdn
> module Not loading, heh, old system worked on asus p5nd2 sli without a
> problem with them. There were 2 reasons why i wanted change mobo 1:
> chipset on asus card generated too much heat, 2: i had a new 3ware
> controller. So you never know really.
>
> Loud scrathing sound? sometimes a card problem, try on other hardware.
>
> Pci interrupts, also maybe sync problem (you can enable b410 clock in
> misdn-init.conf)
>
>
> Also turn off all sound/usb/etc unused devices.
>
>
> 2008/3/8, Royce Souther <osgnuru at gmail.com <mailto:osgnuru at gmail.com>>:
>
> root at ttyp0[~]# lspci -v -s 01:07.0
> pcilib: Cannot open /sys/bus/pci/devices
> 0000:01:07.0 Communication controller: Tiger Jet Network Inc.
> Tiger3XX Modem/ISDN interface
> Subsystem: Unknown device b1d9:0003
> Flags: bus master, medium devsel, latency 32, IRQ 10
> I/O ports at ac00 [size=256]
> Memory at fbfff000 (32-bit, non-prefetchable) [size=4K]
> Capabilities: [40] Power Management version 2
>
> This is all I know about it. The client bought them about a month
> ago and installed them himself then asked me to setup the Asterisk
> program for him. The problem motherboard was a four year old
> Gigabyte with a Promise IDE controller.
>
> The new motherboard that works well is an ASUS but I don't know
> anything else about it.
>
> On Sat, Mar 8, 2008 at 9:09 AM, Steve Totaro
> <stotaro at totarotechnologies.com
> <mailto:stotaro at totarotechnologies.com>> wrote:
>
> Which revision of the Digium TDM400?
>
> On Sat, Mar 8, 2008 at 10:24 AM, Royce Souther
> <osgnuru at gmail.com <mailto:osgnuru at gmail.com>> wrote:
> > IRQ's seem to have been the problem. Thanks Steve Totaro for
> that tip.
> >
> > The Digium cards were at the same IRQ as the IDE controller,
> I moved the
> > cards and hard drives to a different system and all is good now.
> >
> > Thanks.
> >
> >
> >
> > On Wed, Feb 27, 2008 at 12:11 PM, Steve Totaro
> > <stotaro at totarotechnologies.com
> <mailto:stotaro at totarotechnologies.com>> wrote:
> > > Check for IRQ issues, move the card to a different slot.
> > >
> > > You could ask permission to record calls so maybe you can
> hear the
> > > sound yourself.
> > >
> > > I would then go ahead and swap out cards. I have had
> TDM400 with bad
> > > modules and also bad ports on the cards themselves, so it
> could a
> > > hardware issue.
> > >
> > > This is what I suspect, especially if you did not put any
> surge
> > > suppression on your telco lines. Usually, at least in my
> experience,
> > > ticks or beeps indicate IRQ, hissing or loud static
> indicate something
> > > with/on the board is bad. ALWAYS use surge suppression on
> your lines!
> > >
> > > Thanks,
> > > Steve Totaro
> > >
> > >
> > >
> > >
> > > On Wed, Feb 27, 2008 at 11:36 AM, Royce Souther
> <osgnuru at gmail.com <mailto:osgnuru at gmail.com>> wrote:
> > > > I have setup a few Asterisk systems for customers using
> Digium TDM400
> > cards
> > > > and Aastra phones. No problems with sound quality at all
> except at this
> > one
> > > > site.
> > > >
> > > > Every time I try their system I don't hear any problems
> but they tell me
> > > > that it is really bad. They describe it a a loud
> scratching sound.
> > > >
> > > > Are there any tests that can be done to pinpoint the
> problem? Has anyone
> > > > seen this before? Are there known causes for this?
> > > >
> > > > --
> > > > Open Source: To innovate then create
> > > > Proprietary: To imitate then litigate
> > >
> > >
> > >
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